Folded single-layer 8 × 8 Butler matrix
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Electromagnetic Waves and Applications"
DOI: 10.1080/09205071.2017.1348997
Abstract: Abstract A concept of an 8 × 8 Butler matrix realized in a single-layer structure folded to create a cylindrical surface has been proposed. With the use of such a structure it is possible to… read more here.
Keywords: single layer; butler matrix; folded single; matrix ... See more keywords
Recent Developments of Butler Matrix From Components Design Evolution to System Integration for 5G Beamforming Applications: A Survey
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Access"
DOI: 10.1109/access.2022.3199739
Abstract: Beamforming networks for multiple beam antennas are believed to be in the vanguard of technological developments in mmWave for 5G wireless applications. The basic idea of beamforming technique is the application of multiple antenna elements… read more here.
Keywords: system; butler matrix; integration; survey ... See more keywords
A Compact 38 GHz Multibeam Antenna Array With Multifolded Butler Matrix for 5G Applications
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Antennas and Wireless Propagation Letters"
DOI: 10.1109/lawp.2017.2757045
Abstract: A compact 38 GHz multibeam antenna array is presented for fifth-generation applications. A beamforming network featuring a substrate integrated waveguide (SIW) multifolded 4 × 8 Butler matrix is constructed. Benefiting from multilayer structure, the Butler… read more here.
Keywords: butler matrix; array; compact ghz; antenna array ... See more keywords
Compact Substrate-Integrated 4 × 8 Butler Matrix With Sidelobe Suppression for Millimeter-Wave Multibeam Application
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Antennas and Wireless Propagation Letters"
DOI: 10.1109/lawp.2018.2825367
Abstract: This letter presents a compact dual-layer 4 × 8 Butler matrix (BM) with sidelobe level (SLL) suppression in substrate-integrated waveguide (SIW) technology. Addressing the excessive crossovers in the classic 4 × 8 BM, a novel… read more here.
Keywords: matrix sidelobe; butler matrix; suppression; substrate integrated ... See more keywords
Circularly Polarized Multibeam Antenna Array of ME Dipole Fed by 5 × 6 Butler Matrix
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Antennas and Wireless Propagation Letters"
DOI: 10.1109/lawp.2019.2901527
Abstract: A circularly polarized multibeam antenna array based on magnetoelectric (ME) dipole is proposed, which is fed by a substrate integrated waveguide 5 × 6 Butler matrix. There are two points that are key to completing… read more here.
Keywords: butler matrix; butler; antenna; dipole ... See more keywords
2-D Scanning Magnetoelectric Dipole Antenna Array Fed by RGW Butler Matrix
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Antennas and Propagation"
DOI: 10.1109/tap.2018.2869228
Abstract: In this paper, a 2-D scanning magnetoelectric (ME) dipole antenna array fed by printed ridge gap waveguide (PRGW) Butler matrix is proposed. The ME dipole antenna is designed to achieve a bandwidth wider than 20%… read more here.
Keywords: butler matrix; array; butler; dipole antenna ... See more keywords
Design of Wideband Butler Matrix With Equal/Unequal Phase Differences for Flexible Beam-Controllability
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Circuits and Systems II: Express Briefs"
DOI: 10.1109/tcsii.2021.3078751
Abstract: This brief presents a new generic wideband Butler matrix topology with an expanded range of radiation beam angle. Both Butler matrix with equal phase differences (BM EPD) and Butler matrix with unequal phase differences (BM… read more here.
Keywords: butler matrix; phase differences; butler; beam ... See more keywords
Design of Arbitrary-Phase-Difference Transdirectional Coupler and Its Application to a Flexible Butler Matrix
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Microwave Theory and Techniques"
DOI: 10.1109/tmtt.2019.2934440
Abstract: In this article, an arbitrary-phase-difference (A-PD) transdirectional (TRD) coupler is proposed and applied in the design of a flexible Butler matrix. The A-PD TRD coupler, which also features the characteristics of arbitrary power division and… read more here.
Keywords: butler matrix; arbitrary phase; coupler;
3-D-Printed Modified Butler Matrix Based on Gap Waveguide at W-Band for Monopulse Radar
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Microwave Theory and Techniques"
DOI: 10.1109/tmtt.2019.2953164
Abstract: This article presents the design and fabrication of low-loss, -weight, and -cost, modified Butler matrix in groove gap waveguide technology at W-band, implemented by additive manufacturing. The design, simulations, and measurements of each of the… read more here.
Keywords: butler matrix; modified butler; gap waveguide;
DESIGN OF 4×4 BUTLER MATRIX AND ITS PROCESS MODELING USING PETRI NETS FOR PHASE ARRAY SYSTEMS
Sign Up to like & getrecommendations! Published in 2020 at "Progress in Electromagnetics Research C"
DOI: 10.2528/pierc20022003
Abstract: Petri net is a mathematical and graphical tool used for analyzing the properties of parallel and concurrent system designs. Here, it is used for checking the process modeling of 4×4 Butler matrix fabricated on Rogers… read more here.
Keywords: using petri; petri nets; butler matrix; matrix ... See more keywords
A Novel Wideband Beamforming Antenna for 5G Applications by Eliminating the Phase Shifters and Crossovers from the Butler Matrix
Sign Up to like & getrecommendations! Published in 2023 at "Progress In Electromagnetics Research C"
DOI: 10.2528/pierc23020703
Abstract: |In this study, a novel Switched Beam Antenna (SBA) system is proposed and experimentally validated for C-band applications. The system is made up of a 4 (cid:2) 4 Butler matrix, whose outputs are connected to… read more here.
Keywords: matrix; butler matrix; novel wideband; beamforming antenna ... See more keywords